- Man--Influence on nature (2)
- Geomorphology--Methodology (1)
- Global environmental change Encyclopedias (1)
- Global environmental change--Social aspects Encyclopedias (1)
- Nature--Effect of human beings on (1)
- Nature--Effect of human beings on Encyclopedias (1)
- Physical geography--Dictionaries (1)
- 砂漠 (1)